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Patent ductus arteriosus closure and somatic regional oxyhemoglobin saturation

Junichi Saito1, Kishiko Nakai2, Jun Kawaguchi2

  • 1Department of Anesthesiology, Hirosaki University Graduate School of Medicine, Zaifu-cho 5, Hirosaki, 036-8562, Japan. fix-you@hotmail.co.jp.

Journal of Clinical Monitoring and Computing
|August 4, 2018
PubMed

Insights

Accidental left pulmonary artery (LPA) clipping during patent ductus arteriosus (PDA) surgery can be diagnosed early using regional oxyhemoglobin saturation (rSO2) monitoring. This monitoring is crucial for identifying and managing this critical complication in infants.

Area of Science:

  • Cardiology
  • Pediatric Surgery
  • Critical Care Medicine

Background:

  • Patent ductus arteriosus (PDA) is a common congenital heart defect in neonates.
  • Surgical closure of PDA is a standard procedure, but carries risks.
  • Pulmonary hypertension can complicate PDA cases, increasing surgical complexity.

Observation:

  • A case of a 14-day-old infant with PDA and pulmonary hypertension is presented.
  • Accidental clipping of the left pulmonary artery (LPA) occurred during attempted PDA closure.
  • Urgent surgical intervention was required to release the LPA clip and complete PDA closure.

Findings:

  • Regional oxyhemoglobin saturation (rSO2) monitoring was employed during the surgeries.
  • Changes in rSO2 values may serve as an early indicator of accidental LPA occlusion.
  • This case highlights the potential for LPA injury during PDA surgery.

Implications:

  • Awareness of LPA accidental clipping risk during PDA surgery is essential.
  • Somatic rSO2 monitoring can provide critical real-time information for early diagnosis of this complication.
  • Implementing rSO2 monitoring may improve patient outcomes by enabling prompt intervention.

Keywords:
Patent ductus arteriosus closureRegional oxyhemoglobin saturationSurgical complication

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